Home / 673,435.56-1,010,321.46-200,120.91

Finding the Fourth Proportional to 673,435.56, 1,010,321.46 and 200,120.91

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Solution

The fourth proportional to 673,435.56, 1,010,321.46 and 200,120.91 is: 300,231.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,435.56 : 1,010,321.46 = 200,120.91 : x
  2. Step 2: Convert to fraction form
    673,435.56/1,010,321.46 = 200,120.91/x
  3. Step 3: Cross multiply
    673,435.56x = 1,010,321.46 × 200,120.91
  4. Step 4: Simplify right side
    673,435.56x = 202,186,449,967.73
  5. Step 5: Solve for x
    x = 202,186,449,967.73/673,435.56
  6. Step 6: Final answer
    x = 300,231.32

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.